Apps similar to Chromtuner include Tuneo, which is free and open source. Other options are Guitar Wiz, Zen Tuner, Choona and PitchLab Guitar Tuner. You can choose from more than 10 Instrument Tuners like Chromtuner for iPhone, iPad, Android, Mac and the web.
DaTuner is a highly rated chromatic instrument tuner for Android. It is designed to be very easy to use and to tune your instrument (guitar, ukelele, violin, bass, cello, mandolin, piano, harp, saxophone, balafone, harp, motorbike timing belt, wheel spoke, harmonica, kazoo)...
Kala Ukulele Tuner & Learn Uke is a comprehensive app designed for both beginners and advanced players, providing ukulele tuning capabilities, lessons, a songbook, and a unique color chord system to facilitate easy learning of ukulele songs.
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Pro Guitar Tuner is developed by the team behind the popular online guitar tuner on Pro Guitar.
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